com.google.api.GoogleSearchService s = new TestGoogle.com.google.api.GoogleSearchService();
com.google.api.GoogleSearchResult r = s.doGoogleSearch("put your lisence key her ", Txt_Text.Text, 0, 10, false, "", true, "", "", "");
int estimatedCount =r.estimatedTotalResultsCount;
//my comment
DataTable dtResults = new DataTable();
dtResults.Columns.Add(new DataColumn("Title", typeof(string)));
dtResults.Columns.Add(new DataColumn("Summary", typeof(string)));
dtResults.Columns.Add(new DataColumn("URL", typeof(string)));
for (int i = 0; i < 10; i++)
{
    DataRow dr = dtResults.NewRow();
    dr[0] =  r.resultElements[i].title;
    dr[1] =  r.resultElements[i].snippet;
    dr[2] = r.resultElements[i].URL;
    dtResults.Rows.Add(dr);
}
dataGridView1.DataSource = dtResults;
//aaaa